WO2023149687A1 - Système de collecte et de filtration de micro-organisme - Google Patents

Système de collecte et de filtration de micro-organisme Download PDF

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Publication number
WO2023149687A1
WO2023149687A1 PCT/KR2023/000968 KR2023000968W WO2023149687A1 WO 2023149687 A1 WO2023149687 A1 WO 2023149687A1 KR 2023000968 W KR2023000968 W KR 2023000968W WO 2023149687 A1 WO2023149687 A1 WO 2023149687A1
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WO
WIPO (PCT)
Prior art keywords
air
filtering system
microorganisms
aerosol
microbial
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Ceased
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PCT/KR2023/000968
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English (en)
Korean (ko)
Inventor
구자령
김형빈
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Individual
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Publication of WO2023149687A1 publication Critical patent/WO2023149687A1/fr
Anticipated expiration legal-status Critical
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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00—Sampling; Preparing specimens for investigation
    • G01N1/02—Devices for withdrawing samples
    • G01N1/22—Devices for withdrawing samples in the gaseous state
    • G01N1/2202—Devices for withdrawing samples in the gaseous state involving separation of sample components during sampling
    • G01N1/2205—Devices for withdrawing samples in the gaseous state involving separation of sample components during sampling with filters
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L9/00—Disinfection, sterilisation or deodorisation of air
    • A61L9/16—Disinfection, sterilisation or deodorisation of air using physical phenomena
    • A61L9/18—Radiation
    • A61L9/20—Ultraviolet radiation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/0027—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with additional separating or treating functions
    • B01D46/0028—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with additional separating or treating functions provided with antibacterial or antifungal means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00—Sampling; Preparing specimens for investigation
    • G01N1/02—Devices for withdrawing samples
    • G01N1/22—Devices for withdrawing samples in the gaseous state
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00—Sampling; Preparing specimens for investigation
    • G01N1/02—Devices for withdrawing samples
    • G01N1/22—Devices for withdrawing samples in the gaseous state
    • G01N1/24—Suction devices
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00—Sampling; Preparing specimens for investigation
    • G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
    • G01N1/38—Diluting, dispersing or mixing samples
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00—Sampling; Preparing specimens for investigation
    • G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
    • G01N1/40—Concentrating samples
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00—Sampling; Preparing specimens for investigation
    • G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
    • G01N1/40—Concentrating samples
    • G01N1/4022—Concentrating samples by thermal techniques; Phase changes
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00—Sampling; Preparing specimens for investigation
    • G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
    • G01N1/40—Concentrating samples
    • G01N1/4077—Concentrating samples by other techniques involving separation of suspended solids
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N15/02—Investigating particle size or size distribution
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N15/02—Investigating particle size or size distribution
    • G01N15/0205—Investigating particle size or size distribution by optical means
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N15/02—Investigating particle size or size distribution
    • G01N15/0272—Investigating particle size or size distribution with screening; with classification by filtering
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00—Sampling; Preparing specimens for investigation
    • G01N1/02—Devices for withdrawing samples
    • G01N1/22—Devices for withdrawing samples in the gaseous state
    • G01N1/24—Suction devices
    • G01N2001/245—Fans
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00—Sampling; Preparing specimens for investigation
    • G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
    • G01N1/40—Concentrating samples
    • G01N1/4077—Concentrating samples by other techniques involving separation of suspended solids
    • G01N2001/4088—Concentrating samples by other techniques involving separation of suspended solids filtration
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N15/02—Investigating particle size or size distribution
    • G01N2015/0277—Average size only

Definitions

  • the present invention relates to a microbial capture and filtering system such as bacteria, fungi and/or viruses.
  • microorganisms such as bacteria, fungi, and/or viruses that may cause disease in humans or animals may exist.
  • a high-performance filter having a very small filter pore size may be used to remove bacteria and/or viruses, but in the case of a device equipped with such a high-performance filter, a large load may be caused due to a large differential pressure of the filter.
  • microorganisms in the air unlike general floating particles, due to their unique vitality, they proliferate on the surface of the filter medium depending on the surrounding environmental and nutritional conditions and flow back into the room, or biologically volatile organic odors caused by decaying nutrients It can cause problems with the release of chemicals.
  • Embodiments of the present invention may provide a microorganism collecting and filtering system capable of filtering and diagnosing microorganisms and removing harmful microorganisms by collecting microorganisms in the air.
  • a microorganism collecting and filtering system includes an aerosol generating device generating and discharging aerosol; an air circulation device for circulating air in the space where the aerosol is discharged; and a collector that collects a combination of the aerosol and microorganisms in the air while the air circulation device operates, and separates and collects the microorganisms from the combination.
  • the microorganism collecting and filtering system further includes a housing forming the space, and the air circulation device introduces air into the housing from the outside of the housing and circulates the air in the space of the housing.
  • one fan may further include.
  • the microbial collecting and filtering system is formed on the side of the housing to discharge the internal air of the housing to the outside, and generates a vortex in the discharge of the internal air so that the aerosol and the microorganisms in the air are mixed.
  • Air An outlet; may be further included.
  • the air circulation device may further include an agitator located inside the housing to agitate the aerosol and the air in the space.
  • the collector may include a fine membrane filter filtering the microorganisms in the conjugate.
  • the collector may further include at least one of a depth filter, a tangential flow filtration filter, and a virus filter to separate the microorganisms by size.
  • the microorganism collecting and filtering system may further include a temperature control device for controlling the temperature of the collector.
  • the microorganism collecting and filtering system may further include a microscope camera or an optical measuring device for measuring the type and amount of the microorganisms.
  • the microorganism collecting and filtering system may further include an ultraviolet sterilizer and a plasma sterilizer for removing the microorganisms.
  • the microbial collecting and filtering system of the present invention can collect microorganisms such as fungi, bacteria and/or bacteria that have occurred or increased in amount in an enclosed space, and can analyze and determine the type and amount.
  • microorganism collecting and filtering system of the present invention can separate and remove mold, bacteria and/or bacteria in an enclosed space.
  • microorganism collecting and filtering system of the present invention can be used to check the freshness of products in the refrigerator, check and prevent food poisoning bacteria, and / or check viruses (eg, Corona 19 virus, etc.) to provide an alarm.
  • check viruses eg, Corona 19 virus, etc.
  • FIG. 1 is a block diagram of a microbial collecting and filtering system according to an embodiment of the present invention.
  • FIG. 2 is a conceptual diagram for explaining a microbial collecting and filtering system according to an embodiment of the present invention.
  • FIG. 3 is a diagram showing the detailed configuration of a microbial collecting and filtering system 1 according to an embodiment of the present invention.
  • first, second, A, and B may be used to describe various components, but the components should not be limited by the terms. These terms are only used for the purpose of distinguishing one component from another. For example, a first element may be termed a second element, and similarly, a second element may be termed a first element, without departing from the scope of the present invention.
  • the terms and/or include any combination of a plurality of related recited items or any of a plurality of related recited items.
  • the present invention can provide a microbial collecting and filtering system capable of collecting microbes such as bacteria, fungi and/or viruses using aerosols, which are fine particles, and analyzing, filtering, and/or removing them in an enclosed space.
  • microbes such as bacteria, fungi and/or viruses using aerosols, which are fine particles, and analyzing, filtering, and/or removing them in an enclosed space.
  • FIG. 1 is a block diagram of a microbial collecting and filtering system according to an embodiment of the present invention
  • FIG. 2 is a conceptual diagram illustrating the microbial collecting and filtering system according to an embodiment of the present invention.
  • the microorganism collecting and filtering system 1 includes an aerosol generating device 110, an air circulation device 130, a collector 150, a measuring device 170, and/or a microorganism removing device 190. ) may be included.
  • the aerosol generating device 110 may generate and discharge aerosol, and the aerosol generating device 110 may be implemented by applying one of various conventional technologies.
  • the aerosol generator 110 may discharge small droplets of aerosol into the entire enclosed space as shown in FIG. 2 through a spraying device.
  • the air circulation device 130 may circulate air in the space where the aerosol is discharged. In addition, the air circulation device 130 may allow the aerosol to diffuse throughout the closed space, and may allow the aerosol and air to be mixed.
  • the aerosol may meet microorganisms such as fungi, bacteria, and/or viruses in an enclosed space, combine, aggregate, and fall down.
  • the collector 150 may collect a combination of aerosol and microorganisms, and may separate and collect the microorganisms from the combination.
  • the assemblage may be in a liquid state, and the collector 150 may collect the assemblage in a liquid state that has fallen down.
  • the collector 150 includes a plurality of filters for separating microorganisms by size, and can collect microorganisms as shown in FIG. 2 by separating microorganisms from the assembly.
  • the measuring device 170 may measure the type and amount of microorganisms collected by the collector 150 .
  • the measuring device 170 may include a microscope camera device, an optical measuring device, or an electrical measuring device.
  • molds and types of fungi may be identified using the measuring device 170 in a closed collection container.
  • MEMS fluorescence/gold/micro-electro mechanical systems
  • the presence or absence of a target virus may be confirmed using genetic analysis of microorganisms through a polymerase chain reaction (PCR) test or the like.
  • PCR polymerase chain reaction
  • the measurement and / or analysis results it is possible to check the freshness of the food, such as how much the food has spoiled, determine whether there are food poisoning bacteria, and determine the degree of contamination of mold, bacteria and / or viruses in the air.
  • the microorganism removal device 190 may remove microorganisms through sterilization and/or sterilization.
  • the microorganism removal device 190 may remove microorganisms through ultraviolet sterilization or plasma treatment.
  • FIG. 3 is a diagram showing the detailed configuration of a microbial collecting and filtering system 1 according to an embodiment of the present invention.
  • the microbial collecting and filtering system 1 may be installed inside an enclosed space.
  • the aerosol generating device 110 may discharge the aerosol into the inner space of the housing 304 through the outlet 302 based on injection of the liquid, that is, the aerosol.
  • At least one fan 306 of the air circulation device 130 may be disposed in the housing 304 to circulate air inside the closed space.
  • the at least one fan 306 may allow air containing microorganisms outside the housing 304 to flow into the enclosed space of the housing 304 .
  • an air outlet 312 is formed at a side of the housing 304 to discharge air inside the housing 304 to the outside.
  • the air outlet 312 is formed on the side of the housing 304 to generate a vortex when the air inside the housing 304 is discharged so that the aerosol and the microorganisms in the air are more easily mixed.
  • the air circulation device 130 may further include an agitator 320 disposed inside the housing 304 to stir the aerosol and the air in the enclosed space.
  • the stirrer 320 may be configured to rotate and stir the aerosol and the air in the space by the flow of air generated from the fan 306 without separate power.
  • the stirrer 320 may be configured to rotate by a motor driving unit to stir the aerosol and the air in the space.
  • the air circulation device 130 may mix the aerosol and the internal air so that a combination of the aerosol and the microorganisms in the internal air is formed.
  • the air that is not in contact with the aerosol can be continuously circulated, and the air that is in contact with and combined with the aerosol, that is, the combination of aerosol and microorganisms can be allowed to fall freely, and the agitator 320 side has a temperature control device ( 319) may be additionally installed to heat and evaporate the combined air in contact with the aerosol.
  • the air outlet 312 can discharge the air inside the housing 304 to the outside of the housing 304, and the collector 150 is disposed at the lower end of the housing 304 to collect the free-falling assembly. can do.
  • the collector 150 may include a fine membrane filter 314 for filtering sub-micron-sized microorganisms from the collected aggregates.
  • the fine membrane filter 314 may be disposed at the aerosol outlet so that liquid, that is, aerosol, is discharged from the assembly to the outside and only microorganisms are collected in the collector 150 .
  • the collector 150 further includes at least one of a depth filter, a tangential flow filtration filter, or a virus filter to Microorganisms may also be separated and concentrated by size.
  • microorganism collecting and filtering system 1 may include an optical measuring device 316 for measuring the type and amount of microorganisms collected by the collector 150 .
  • microorganism collecting and filtering system 1 may further include a temperature control device 318 for temperature control of the collector 150 .
  • the temperature control device 318 may be used to increase the activity of microorganisms in the collector 150.
  • the temperature controller 318 may include a heating/cooling device such as a heater.
  • the microbial collecting and filtering system 1 may further include an ultraviolet sterilizer and a plasma sterilizer, which are microbial removal devices 190 for removing microbes in an enclosed space.
  • the microorganism collecting and filtering system 1 may be installed in an enclosed space such as a food storage warehouse, a refrigerator, an enclosed factory or office, a subway, a train, an airplane, and/or a cruise ship.
  • an enclosed space such as a food storage warehouse, a refrigerator, an enclosed factory or office, a subway, a train, an airplane, and/or a cruise ship.
  • the microbial collecting and filtering system 1 can collect microorganisms such as fungi, bacteria and/or bacteria that have occurred or increased in amount in an enclosed space, and can analyze and determine the type and amount.
  • the microbial collecting and filtering system 1 can separate and remove mold, bacteria and/or bacteria in an enclosed space.
  • the microbial collecting and filtering system 1 can be used to check the freshness of products in the refrigerator, check and prevent food poisoning bacteria, and / or check viruses (eg, Corona 19 virus, etc.) to provide an alarm.
  • viruses eg, Corona 19 virus, etc.

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  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Molecular Biology (AREA)
  • Biomedical Technology (AREA)
  • Dispersion Chemistry (AREA)
  • Water Supply & Treatment (AREA)
  • Epidemiology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Apparatus Associated With Microorganisms And Enzymes (AREA)

Abstract

La présente invention concerne un système destiné à collecter et à éliminer par filtration un micro-organisme, pouvant comporter: un dispositif de génération d'aérosol servant à générer et à libérer un aérosol; un dispositif de circulation d'air servant à faire circuler l'air dans un espace où l'aérosol est libéré; et un collecteur servant à collecter, tandis que le dispositif de circulation d'air est mis en fonctionnement, un corps couplé dans lequel sont couplés l'aérosol et les micro-organismes présents dans l'air, et à séparer les micro-organismes du corps couplé et à les collecter.
PCT/KR2023/000968 2022-02-04 2023-01-19 Système de collecte et de filtration de micro-organisme Ceased WO2023149687A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2022-0014805 2022-02-04
KR1020220014805A KR102773236B1 (ko) 2022-02-04 2022-02-04 미생물 포집 및 필터링 시스템

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WO2023149687A1 true WO2023149687A1 (fr) 2023-08-10

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KR20250117956A (ko) 2024-01-29 2025-08-05 재단법인 바이오나노헬스가드연구단 액체분사와 데미스터를 이용한 미생물 액상포집장치

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004159636A (ja) * 2003-04-04 2004-06-10 Sharp Corp 微生物の除去評価方法および微生物除去評価装置
WO2014192917A1 (fr) * 2013-05-31 2014-12-04 株式会社村田製作所 Dispositif de filtre et dispositif de mesure
JP6030353B2 (ja) * 2012-03-23 2016-11-24 シャープ株式会社 粒子捕集装置およびそれを備えた粒子検出装置
KR101721190B1 (ko) * 2015-11-09 2017-03-30 재단법인경북테크노파크 미생물 필터 테스트 장치
KR102026784B1 (ko) * 2018-01-17 2019-11-04 엘지전자 주식회사 미세입자 측정장치

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Publication number Priority date Publication date Assignee Title
JPS6030353B2 (ja) * 1978-07-21 1985-07-16 旭化成株式会社 耐熱性接着層を有するポリイミドフイルム
KR100821333B1 (ko) * 2007-01-18 2008-04-11 삼성전자주식회사 미생물 또는 미세입자 실시간 검출 장치 및 그 방법
US8539840B2 (en) * 2008-02-05 2013-09-24 Enertechnix, Inc Aerosol collection apparatus and methods

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004159636A (ja) * 2003-04-04 2004-06-10 Sharp Corp 微生物の除去評価方法および微生物除去評価装置
JP6030353B2 (ja) * 2012-03-23 2016-11-24 シャープ株式会社 粒子捕集装置およびそれを備えた粒子検出装置
WO2014192917A1 (fr) * 2013-05-31 2014-12-04 株式会社村田製作所 Dispositif de filtre et dispositif de mesure
KR101721190B1 (ko) * 2015-11-09 2017-03-30 재단법인경북테크노파크 미생물 필터 테스트 장치
KR102026784B1 (ko) * 2018-01-17 2019-11-04 엘지전자 주식회사 미세입자 측정장치

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KR20230118732A (ko) 2023-08-14
KR102773236B1 (ko) 2025-02-28

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